{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002263","489:4890003084","489:4890003598","489:4890003329","489:4890003177","489:4890001844","489:4890002657","489:4890001670","489:4890003597","489:4890002086","489:4890002581","489:4890001667","489:4890002085","489:4890002751","489:4890002918","489:4890003331","489:4890003586","489:4890001995","489:4890002022","489:4890001809","489:4890001835","489:4890002166","489:4890003462","489:4890003006","489:4890002653"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8098502205168511,0.7472968060037696,0.7401253352436127,0.7297161017497781,0.7241116620109127,0.7170382636076046,0.7024789407650858,0.7004428859983404,0.6978991924769339,0.6973329711380667,0.6939024415021946,0.6931476374638593,0.6903651983921612,0.6798037284469401,0.6641050634379043,0.6438029104365763,0.6400352046564821,0.6321595357856711,0.6303273807696438,0.6282697038810096,0.6159878505254008,0.6148863568105079,0.6141254521216905,0.6118444304052403,0.6115726757378246],"twin_dists":[0.08434964743946408,0.09912969053975623,0.10075711526871292,0.10310099441552187,0.10435472341418026,0.10592951615105388,0.10914710263203319,0.10959474593765928,0.11015326059627394,0.11027747595807735,0.111029227877723,0.11119444668229797,0.1118029332268888,0.11410508993691279,0.11750805246376708,0.12188326428588052,0.12269284771444705,0.12438335159431242,0.12477632716743176,0.12521756133678463,0.12784928423247038,0.1280851947778014,0.12824815320847302,0.12873663725302287,0.12879483147272294],"n_dims_used":45,"mean_confidence":0.914913092719184},"coverage":{"mean_confidence":0.914913092719184,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}